RT Journal Article SR Electronic T1 Failure to obtain a transoesophageal echocardiographic window because of a rolling hiatal hernia. JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 88 OP 89 DO 10.1136/hrt.76.1.88 VO 76 IS 1 A1 Cooke, R. A. A1 Chambers, J. B. YR 1996 UL http://heart.bmj.com/content/76/1/88.abstract AB